PROTHENA CORP PLC's ticker is PRTA and the CUSIP is G72800108. A total of 196 filers reported holding PROTHENA CORP PLC in Q4 2021. The put-call ratio across all filers is 0.55 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $21,098,277 | -31.8% | 437,270 | -3.4% | 0.01% | -36.4% |
| Q2 2023 | $30,918,276 | +125778.5% | 452,816 | -10.6% | 0.01% | +22.2% |
| Q1 2023 | $24,562 | -28.8% | 506,728 | -11.5% | 0.01% | -30.8% |
| Q4 2022 | $34,511 | -99.9% | 572,790 | +16.8% | 0.01% | +8.3% |
| Q3 2022 | $29,736,000 | +51.5% | 490,452 | -32.2% | 0.01% | +50.0% |
| Q2 2022 | $19,634,000 | -28.0% | 723,172 | -0.1% | 0.01% | -11.1% |
| Q1 2022 | $27,266,000 | +10.8% | 723,989 | +45.3% | 0.01% | +28.6% |
| Q4 2021 | $24,609,000 | -27.9% | 498,164 | +3.9% | 0.01% | -36.4% |
| Q3 2021 | $34,147,000 | +47.6% | 479,395 | +6.5% | 0.01% | +57.1% |
| Q2 2021 | $23,134,000 | +147.0% | 449,991 | +20.7% | 0.01% | +133.3% |
| Q1 2021 | $9,365,000 | +108.3% | 372,827 | -0.4% | 0.00% | +50.0% |
| Q4 2020 | $4,495,000 | +17.8% | 374,250 | -2.0% | 0.00% | +100.0% |
| Q3 2020 | $3,815,000 | +1.1% | 381,847 | +5.8% | 0.00% | -50.0% |
| Q2 2020 | $3,774,000 | -31.2% | 360,771 | -29.6% | 0.00% | -33.3% |
| Q1 2020 | $5,482,000 | -9.1% | 512,306 | +34.5% | 0.00% | +50.0% |
| Q4 2019 | $6,028,000 | +186.2% | 380,823 | +41.8% | 0.00% | +100.0% |
| Q3 2019 | $2,106,000 | -21.2% | 268,621 | +6.2% | 0.00% | 0.0% |
| Q2 2019 | $2,674,000 | +119.4% | 252,970 | +1243.8% | 0.00% | -87.5% |
| Q3 2017 | $1,219,000 | +19.5% | 18,825 | -0.1% | 0.01% | +14.3% |
| Q2 2017 | $1,020,000 | -23.3% | 18,843 | -21.0% | 0.01% | -12.5% |
| Q1 2017 | $1,330,000 | +11.2% | 23,846 | -2.0% | 0.01% | +33.3% |
| Q4 2016 | $1,196,000 | -17.6% | 24,322 | +0.4% | 0.01% | -25.0% |
| Q3 2016 | $1,452,000 | +61.5% | 24,214 | -5.8% | 0.01% | +33.3% |
| Q2 2016 | $899,000 | +68.4% | 25,709 | +98.1% | 0.01% | +100.0% |
| Q1 2016 | $534,000 | – | 12,981 | – | 0.00% | – |
Download | ||||||
Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Woodford Investment Management Ltd | 10,304,751 | $360,254,000 | 16.93% |
| Palo Alto Investors LP | 788,618 | $27,570,000 | 2.08% |
| Redmile Group, LLC | 487,406 | $17,040,000 | 1.63% |
| TURNER INVESTMENTS LLC | 78,870 | $2,757,000 | 0.86% |
| Rock Springs Capital Management LP | 308,000 | $10,768,000 | 0.80% |
| SECTORAL ASSET MANAGEMENT INC | 174,746 | $6,109,000 | 0.63% |
| BB BIOTECH AG | 350,000 | $12,236,000 | 0.48% |
| MARINER INVESTMENT GROUP LLC | 33,104 | $1,157,000 | 0.39% |
| PINNACLE ASSOCIATES LTD | 436,417 | $15,257,000 | 0.33% |
| OAK RIDGE INVESTMENTS LLC | 364,250 | $12,734,000 | 0.33% |